Last updated on RxList: 03/17/2022
Bentyl Patient Information Including Side Effects

Brand Names: Bentyl, Dibent, Dicyclocot

Generic Name: dicyclomine (oral/injection)

What is dicyclomine (Bentyl, Dibent, Dicyclocot)?

Dicyclomine is used to treat functional bowel or irritable bowel syndrome.

Dicyclomine may also be used for purposes not listed in this medication guide.

What are the possible side effects of dicyclomine (Bentyl, Dibent, Dicyclocot)?

Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.

Call your doctor at once if you have:

  • fast or slow heartbeats, pounding heartbeats or fluttering in your chest;
  • confusion, agitation, hallucinations, unusual thoughts or behavior;
  • problems with memory or speech;
  • problems with balance or muscle movement;
  • diarrhea, severe constipation, or worsening of bowel symptoms;
  • trouble swallowing;
  • bruising, swelling, or pain where a dicyclomine injection was given; or
  • dehydration --dizziness, confusion, feeling very thirsty, less urination or sweating.

Confusion and mood or behavior changes may be more likely in older adults.

Common side effects may include:

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

What is the most important information I should know about dicyclomine (Bentyl, Dibent, Dicyclocot)?

Many drugs can affect dicyclomine. Tell your doctor about all your current medicines.


Digestive Disorders: Common Misconceptions See Slideshow
Bentyl Patient Information including How Should I Take

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What should I discuss with my healthcare provider before taking dicyclomine (Bentyl, Dibent, Dicyclocot)?

You should not use dicyclomine if you are allergic to it, or if you have:

Not approved for use by anyone younger than 18 years old. Dicyclomine should never be given to a child younger than 6 months old.

Tell your doctor if you have ever had:

Older adults may be more sensitive to the effects of this medicine.

Tell your doctor if you are pregnant.

Do not breastfeed.

How should I take dicyclomine (Bentyl, Dibent, Dicyclocot)?

Follow all directions on your prescription label and read all medication guides or instruction sheets. Your doctor may occasionally change your dose. Use the medicine exactly as directed.

Dicyclomine oral is taken by mouth.

Measure liquid medicine with the supplied syringe or a dose-measuring device (not a kitchen spoon).

Dicyclomine injection is given in a muscle if you are unable to take the medicine by mouth.

Call your doctor if your symptoms do not improve after 2 weeks.

Store at room temperature away from moisture and heat.


What is irritable bowel syndrome or IBS? See Answer
Bentyl Patient Information including If I Miss a Dose

What happens if I miss a dose (Bentyl, Dibent, Dicyclocot)?

Skip the missed dose and use your next dose at the regular time. Do not use two doses at one time.

What happens if I overdose (Bentyl, Dibent, Dicyclocot)?

Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.

Overdose can cause nausea, vomiting, dilated pupils, weakness or loss of movement in any part of your body, trouble swallowing, fainting, or seizure (convulsions).

What should I avoid while taking dicyclomine (Bentyl, Dibent, Dicyclocot)?

May cause dizziness or blurred vision. Avoid driving or hazardous activity until you know how this medicine will affect you.

Avoid becoming overheated or dehydrated during exercise and in hot weather. Dicyclomine can decrease sweating and you may be more prone to heat stroke. Tell your doctor if you have a fever while taking dicyclomine.

Avoid using an antacid. Antacids can make it harder for your body to absorb dicyclomine oral.

What other drugs will affect dicyclomine (Bentyl, Dibent, Dicyclocot)?

Using dicyclomine with other drugs that make you drowsy can worsen this effect. Ask your doctor before using opioid medication, a sleeping pill, a muscle relaxer, or medicine for anxiety or seizures.

Tell your doctor about all your current medicines. Many drugs can affect dicyclomine, especially:

This list is not complete and many other drugs may affect dicyclomine. This includes prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible drug interactions are listed here.

Where can I get more information (Bentyl, Dibent, Dicyclocot)?

Your pharmacist can provide more information about dicyclomine.

Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.
Every effort has been made to ensure that the information provided by Cerner Multum, Inc. ('Multum') is accurate, up-to-date, and complete, but no guarantee is made to that effect. Drug information contained herein may be time sensitive. Multum information has been compiled for use by healthcare practitioners and consumers in the United States and therefore Multum does not warrant that uses outside of the United States are appropriate, unless specifically indicated otherwise. Multum's drug information does not endorse drugs, diagnose patients or recommend therapy. Multum's drug information is an informational resource designed to assist licensed healthcare practitioners in caring for their patients and/or to serve consumers viewing this service as a supplement to, and not a substitute for, the expertise, skill, knowledge and judgment of healthcare practitioners. The absence of a warning for a given drug or drug combination in no way should be construed to indicate that the drug or drug combination is safe, effective or appropriate for any given patient. Multum does not assume any responsibility for any aspect of healthcare administered with the aid of information Multum provides. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the drugs you are taking, check with your doctor, nurse or pharmacist.

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